388477488

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{331}}^1\times {\mathrm{499}}^1$

素因数の和:855

約数の個数: 120

約数和(自身を含む): 1173288000

約数和(自身を除く): 784810512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 147, 168, 196, 294, 331, 336, 392, 499, 588, 662, 784, 993, 998, 1176, 1324, 1497, 1986, 1996, 2317, 2352, 2648, 2994, 3493, 3972, 3992, 4634, 5296, 5988, 6951, 6986, 7944, 7984, 9268, 10479, 11976, 13902, 13972, 15888, 16219, 18536, 20958, 23952, 24451, 27804, 27944, 32438, 37072, 41916, 48657, 48902, 55608, 55888, 64876, 73353, 83832, 97314, 97804, 111216, 129752, 146706, 165169, 167664, 194628, 195608, 259504, 293412, 330338, 389256, 391216, 495507, 586824, 660676, 778512, 991014, 1156183, 1173648, 1321352, 1982028, 2312366, 2642704, 3468549, 3964056, 4624732, 6937098, 7928112, 8093281, 9249464, 13874196, 16186562, 18498928, 24279843, 27748392, 32373124, 48559686, 55496784, 64746248, 97119372, 129492496, 194238744, 388477488]

約数ペア:

[(1, 388477488), (2, 194238744), (3, 129492496), (4, 97119372), (6, 64746248), (7, 55496784), (8, 48559686), (12, 32373124), (14, 27748392), (16, 24279843), (21, 18498928), (24, 16186562), (28, 13874196), (42, 9249464), (48, 8093281), (49, 7928112), (56, 6937098), (84, 4624732), (98, 3964056), (112, 3468549), (147, 2642704), (168, 2312366), (196, 1982028), (294, 1321352), (331, 1173648), (336, 1156183), (392, 991014), (499, 778512), (588, 660676), (662, 586824), (784, 495507), (993, 391216), (998, 389256), (1176, 330338), (1324, 293412), (1497, 259504), (1986, 195608), (1996, 194628), (2317, 167664), (2352, 165169), (2648, 146706), (2994, 129752), (3493, 111216), (3972, 97804), (3992, 97314), (4634, 83832), (5296, 73353), (5988, 64876), (6951, 55888), (6986, 55608), (7944, 48902), (7984, 48657), (9268, 41916), (10479, 37072), (11976, 32438), (13902, 27944), (13972, 27804), (15888, 24451), (16219, 23952), (18536, 20958)]